package com.itheima.service.impl;

import com.alibaba.dubbo.config.annotation.Service;
import com.itheima.dao.PermissionDao;
import com.itheima.dao.RoleDao;
import com.itheima.dao.UserDao;
import com.itheima.pojo.Permission;
import com.itheima.pojo.Role;
import com.itheima.pojo.User;
import com.itheima.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;

import java.util.Set;

@Service(interfaceClass = UserService.class)
public class UserServiceImpl implements UserService {
	@Autowired
	UserDao userDao;
	@Autowired
	private RoleDao roleDao;
	@Autowired
	private PermissionDao permissionDao;
	//根据用户名查询用户信息,角色信息,权限信息
	@Override
	public User findByUserName(String username) {
		User user = userDao.findByUsername(username);
		if(user == null){
			return null;
		}
		Integer userId = user.getId();
		Set<Role> roles = roleDao.findByUserId(userId);
		if(roles != null && roles.size() > 0){
			for(Role role : roles){
				Integer roleId = role.getId();
				Set<Permission> permissions = permissionDao.findByRoleId(roleId);
				if(permissions != null && permissions.size() > 0){
					role.setPermissions(permissions);
				}
			}
			user.setRoles(roles);
		}
		return user;
	}
}
